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20518 Rendtel (1999 RC36)
Classification: Outer Main-belt Asteroid          SPK-ID: 2020518
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1119058418294139 4.2312e-08  
a 3.200988840432659 2.0966e-08 au
q 2.842779489557483 1.4137e-07 au
i 10.64132872900809 5.4744e-06 deg
node 7.806425199007039 2.2664e-05 deg
peri 322.5171023543871 3.3028e-05 deg
M 270.7627732532929 2.5027e-05 deg
tp 2459519.023246283221
(2021-Oct-31.52324628)		 0.00014676 TDB
period 2091.82171462817
5.73		 2.0552e-05
5.627e-08		 d
yr
n .1720987967007463 1.6908e-09 deg/d
Q 3.559198191307835 2.3312e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1321  
   data-arc span      12943 days (35.44 yr)  
   first obs. used      1985-02-28  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4945  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:36:20  

Additional Information
 Earth MOID = 1.84186 au 
 Jupiter MOID = 1.87748 au 
 T_jup = 3.158 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457034.5 (2015-Jan-12.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1107884947790555 4.2449e-08  
q 2.847698533961289 1.4175e-07 au
tp 2457429.828800031061
(2016-Feb-11.32880003)		 0.00014358 TDB
node 7.834139625659673 2.2663e-05 deg
peri 323.1104789410185 3.315e-05 deg
i 10.63973470672327 5.4736e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1321  
   data-arc span      12943 days (35.44 yr)  
   first obs. used      1985-02-28  
   last obs. used      2020-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4945  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 01:36:20  

Additional Information
 Jupiter MOID = 1.87748 au 
 T_jup = 3.158 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.801957529949172E-15 -5.967553198704531E-15 1.712487632785591E-12 -2.331449299439585E-15 3.148938388079343E-13 2.139997765926651E-15
q -5.967553198704531E-15 2.009316162244446E-14 -5.11725832371058E-12 4.127054812894389E-15 -9.591064405354666E-13 -6.039557539731254E-15
tp 1.712487632785591E-12 -5.11725832371058E-12 2.061601084439317E-8 -3.896983373877193E-11 3.492745041231513E-9 6.0854401222994E-12
node -2.331449299439585E-15 4.127054812894389E-15 -3.896983373877193E-11 5.136048264385761E-10 -5.1095661276659E-10 2.44794999780234E-11
peri 3.148938388079343E-13 -9.591064405354666E-13 3.492745041231513E-9 -5.1095661276659E-10 1.098950502630042E-9 -2.30226548602871E-11
i 2.139997765926651E-15 -6.039557539731254E-15 6.0854401222994E-12 2.44794999780234E-11 -2.30226548602871E-11 2.99601489425548E-11

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3   n/a MPO302190  

20518 Rendtel           Discovered 1999 Sept. 12 by A. Knöfel at Drebach.
Jürgen Rendtel (b. 1954) is a solar physicist to the Astrophysical Institute in Potsdam and a keen amateur astronomer who has organized a study group for meteor observers in Germany (Arbeitskreis Meteore) in 1975. He has also been president of the International Meteor Organization since its foundation in 1988.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 1999 RC36 = 1993 TT43 
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